#!/bin/sh
################################################################################
## Kontrollkit
## NAME: mt-check-rhcluster-filesystems.sh
## DATE: 2008-10-01
## AUTHOR: Matt Reid
## WEBSITE: http://kontrollsoft.com
## EMAIL: themattreid@gmail.com
## LICENSE: BSD http://www.opensource.org/licenses/bsd-license.php
################################################################################
## Copyright 2008 Matt Reid
## All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
#    derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
##################################################################################
#                                                                                
## WHAT THIS SCRIPT DOES #########################################################
## Checks filesystems that cluster services uses to see if they are mounted on both nodes or just the active node
#
##################################################################################
##SET OPTIONS HERE
PARTITIONS="/dev/dm-1 /dev/dm-2" #filesystems separated by space
LHOST="localhost-name" #localhost
RHOST="remotehost-name" #remote host
LOGFILE="/var/log/check_cluster_filesystems.log"
DATE=`date +"%c"`
##END OF USER SETTINGS
##################################################################################
print_error() {
    echo "<data>
 <hash>
 <item key=\"data\">1</item> 
 <item key=\"status_message\">ERROR: $LHOST and $RHOST have cluster filesystems mounted on both nodes. Date: $DATE</item>
 </hash>
 </data>"
}

print_ok() {
    echo "<data>
 <hash>
 <item key=\"data\">0</item>
 <item key=\"status_message\">OK: Cluster filesystems not mounted on both nodes. Date: $DATE</item>
 </hash>
 </data>"
}


check_local() {
    for each in ${PARTITIONS}; do
    df -h | grep $each > /dev/null
    STATE=$?
    if [ "$STATE" = "0" ]; then #device is mounted
	ssh root@${RHOST} "df -h |grep $each" >/dev/null
	RSTATE=$?
	if [ "$RSTATE" = "0" ]; then #remote has device mounted too
	    ENDSTATE=1
	    echo "$DATE - $RHOST and $LHOST have cluster filesytems mounted." >> $LOGFILE
	fi
    fi	
    done
}

check_local
if [ "$ENDSTATE" = "1" ]; then
    print_error
else
    print_ok
fi


